These are specs for RS232. Not even close. Do you mean RS422?

Fred Townsend

Peter Vogel wrote:

I'm trying to understand the specifications of an RS-232 receiver.

Input threshold low minimum = 0.8V
Input threshold high max = 2.4V
Hysteresis max = 1V

So, am I right in concluding that to operate reliably I need to swing
the input over at least -0.2V to 3.4V, or do the threshold specs include
the hysteresis?


Peter Vogel ZapTV Pty Ltd 30 Adeline St, Faulconbridge 2776 Australia Tel: 02 4751 8735 Fax: 02 4751 2601 email: [EMAIL PROTECTED]







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Author: Fred Townsend
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